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// (c) Copyright Microsoft Corporation.
// This source is subject to the Microsoft Public License (Ms-PL).
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// All other rights reserved.
-->

<ResourceDictionary
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  xmlns:vsm="clr-namespace:System.Windows;assembly=System.Windows"
  xmlns:controls="clr-namespace:System.Windows.Controls">

    <Style TargetType="controls:Expander">
        <Setter Property="BorderThickness" Value="1"/>
        <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
        <Setter Property="VerticalContentAlignment" Value="Stretch"/>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="controls:Expander">
                    <Grid Background="Transparent">
                        <Grid.Resources>
                            <LinearGradientBrush x:Key="ExpanderArrowFill" EndPoint="0,1" StartPoint="0,0">
                                <GradientStop Color="White" Offset="0"/>
                                <GradientStop Color="#FFBFBFBF" Offset="0.5"/>
                                <GradientStop Color="#FF878787" Offset="1"/>
                            </LinearGradientBrush>
                            <LinearGradientBrush x:Key="ExpanderArrowHoverFill" EndPoint="0,1" StartPoint="0,0">
                                <GradientStop Color="#FFF0F8FE" Offset="0"/>
                                <GradientStop Color="#FFE0F3FE" Offset="0.3"/>
                                <GradientStop Color="#FF6FA7C5" Offset="1"/>
                            </LinearGradientBrush>
                            <LinearGradientBrush x:Key="ExpanderArrowPressedFill" EndPoint="0,1" StartPoint="0,0">
                                <GradientStop Color="#FFDCF0FA" Offset="0"/>
                                <GradientStop Color="#FFC5E6F7" Offset="0.2"/>
                                <GradientStop Color="#FF5690D0" Offset="1"/>
                            </LinearGradientBrush>
                            <ControlTemplate x:Key="ExpanderDownHeaderTemplate" TargetType="ToggleButton">
                                <Grid Background="Transparent">
                                    <vsm:VisualStateManager.VisualStateGroups>
                                        <vsm:VisualStateGroup x:Name="CheckStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Checked">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="Data">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="M 1,4.5 L 4.5,1 L 8,4.5"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unchecked"/>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="CommonStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="0"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="MouseOver"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="Pressed"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Normal"/>
                                            <vsm:VisualState x:Name="MouseOver">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF3C7FB1"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowHoverFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#222"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Pressed">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF526C7B"/>
                                                    <DoubleAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="StrokeThickness" To="1.5"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowPressedFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#FF003366"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="FocusStates">
                                            <vsm:VisualState x:Name="Focused">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="FocusVisualElement" Storyboard.TargetProperty="Visibility">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unfocused"/>
                                        </vsm:VisualStateGroup>
                                    </vsm:VisualStateManager.VisualStateGroups>
                                    <Border Padding="{TemplateBinding Padding}">
                                        <Grid Background="Transparent">
                                            <Grid.ColumnDefinitions>
                                                <ColumnDefinition Width="19"/>
                                                <ColumnDefinition Width="*"/>
                                            </Grid.ColumnDefinitions>
                                            <Grid HorizontalAlignment="Left" VerticalAlignment="Top">
                                                <Ellipse Fill="{StaticResource ExpanderArrowFill}" Height="19" HorizontalAlignment="Center" x:Name="circle" Stroke="DarkGray" VerticalAlignment="Center" Width="19"/>
                                                <Path Data="M 1,1.5 L 4.5,5 L 8,1.5" HorizontalAlignment="Center" x:Name="arrow" Stroke="#666" StrokeThickness="2" VerticalAlignment="Center"/>
                                            </Grid>
                                            <ContentPresenter Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}" Grid.Column="1" HorizontalAlignment="Left" Margin="4,0,0,0" x:Name="header" VerticalAlignment="Center"/>
                                        </Grid>
                                    </Border>
                                    <Rectangle IsHitTestVisible="false" x:Name="FocusVisualElement" Stroke="Green" StrokeDashArray="1 2" StrokeThickness="1" Visibility="Collapsed"/>
                                </Grid>
                            </ControlTemplate>
                            <ControlTemplate x:Key="ExpanderUpHeaderTemplate" TargetType="ToggleButton">
                                <Grid Background="Transparent">
                                    <vsm:VisualStateManager.VisualStateGroups>
                                        <vsm:VisualStateGroup x:Name="CheckStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Checked">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="Data">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="M 1,4.5 L 4.5,1 L 8,4.5"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unchecked"/>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="CommonStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="0"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="MouseOver"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="Pressed"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Normal"/>
                                            <vsm:VisualState x:Name="MouseOver">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF3C7FB1"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowHoverFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#222"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Pressed">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF526C7B"/>
                                                    <DoubleAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="StrokeThickness" To="1.5"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowPressedFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#FF003366"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="FocusStates">
                                            <vsm:VisualState x:Name="Focused">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="FocusVisualElement" Storyboard.TargetProperty="Visibility">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unfocused"/>
                                        </vsm:VisualStateGroup>
                                    </vsm:VisualStateManager.VisualStateGroups>
                                    <Border Padding="{TemplateBinding Padding}">
                                        <Grid Background="Transparent">
                                            <Grid.ColumnDefinitions>
                                                <ColumnDefinition Width="19"/>
                                                <ColumnDefinition Width="*"/>
                                            </Grid.ColumnDefinitions>
                                            <Grid HorizontalAlignment="Left" VerticalAlignment="Top">
                                                <Grid.RenderTransform>
                                                    <TransformGroup>
                                                        <TransformGroup.Children>
                                                            <TransformCollection>
                                                                <RotateTransform Angle="180" CenterX="9.5" CenterY="9.5"/>
                                                            </TransformCollection>
                                                        </TransformGroup.Children>
                                                    </TransformGroup>
                                                </Grid.RenderTransform>
                                                <Ellipse Fill="{StaticResource ExpanderArrowFill}" Height="19" HorizontalAlignment="Center" x:Name="circle" Stroke="DarkGray" VerticalAlignment="Center" Width="19"/>
                                                <Path Data="M 1,1.5 L 4.5,5 L 8,1.5" HorizontalAlignment="Center" x:Name="arrow" Stroke="#666" StrokeThickness="2" VerticalAlignment="Center"/>
                                            </Grid>
                                            <ContentPresenter Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}" Grid.Column="1" HorizontalAlignment="Left" Margin="4,0,0,0" x:Name="header" VerticalAlignment="Center"/>
                                        </Grid>
                                    </Border>
                                    <Rectangle IsHitTestVisible="false" x:Name="FocusVisualElement" Stroke="Green" StrokeDashArray="1 2" StrokeThickness="1" Visibility="Collapsed"/>
                                </Grid>
                            </ControlTemplate>
                            <ControlTemplate x:Key="ExpanderLeftHeaderTemplate" TargetType="ToggleButton">
                                <Grid Background="Transparent">
                                    <vsm:VisualStateManager.VisualStateGroups>
                                        <vsm:VisualStateGroup x:Name="CheckStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Checked">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="Data">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="M 1,4.5 L 4.5,1 L 8,4.5"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unchecked"/>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="CommonStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="0"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="MouseOver"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="Pressed"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Normal"/>
                                            <vsm:VisualState x:Name="MouseOver">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF3C7FB1"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowHoverFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#222"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Pressed">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF526C7B"/>
                                                    <DoubleAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="StrokeThickness" To="1.5"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowPressedFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#FF003366"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="FocusStates">
                                            <vsm:VisualState x:Name="Focused">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="FocusVisualElement" Storyboard.TargetProperty="Visibility">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unfocused"/>
                                        </vsm:VisualStateGroup>
                                    </vsm:VisualStateManager.VisualStateGroups>
                                    <Border Padding="{TemplateBinding Padding}">
                                        <Grid Background="Transparent">
                                            <Grid.RowDefinitions>
                                                <RowDefinition Height="19"/>
                                                <RowDefinition Height="*"/>
                                            </Grid.RowDefinitions>
                                            <Grid HorizontalAlignment="Center" VerticalAlignment="Top">
                                                <Grid.RenderTransform>
                                                    <TransformGroup>
                                                        <TransformGroup.Children>
                                                            <TransformCollection>
                                                                <RotateTransform Angle="90" CenterX="9.5" CenterY="9.5"/>
                                                            </TransformCollection>
                                                        </TransformGroup.Children>
                                                    </TransformGroup>
                                                </Grid.RenderTransform>
                                                <Ellipse Fill="{StaticResource ExpanderArrowFill}" Height="19" HorizontalAlignment="Center" x:Name="circle" Width="19" Stroke="DarkGray" VerticalAlignment="Center"/>
                                                <Path Data="M 1,1.5 L 4.5,5 L 8,1.5" HorizontalAlignment="Center" x:Name="arrow" Stroke="#666" StrokeThickness="2" VerticalAlignment="Center"/>
                                            </Grid>
                                            <ContentPresenter Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}" Grid.Row="1" HorizontalAlignment="Center" Margin="0,4,0,0" x:Name="header" VerticalAlignment="Top"/>
                                        </Grid>
                                    </Border>
                                    <Rectangle IsHitTestVisible="false" x:Name="FocusVisualElement" Stroke="Green" StrokeDashArray="1 2" StrokeThickness="1" Visibility="Collapsed"/>
                                </Grid>
                            </ControlTemplate>
                            <ControlTemplate x:Key="ExpanderRightHeaderTemplate" TargetType="ToggleButton">
                                <Grid Background="Transparent">
                                    <vsm:VisualStateManager.VisualStateGroups>
                                        <vsm:VisualStateGroup x:Name="CheckStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Checked">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="Data">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="M 1,4.5 L 4.5,1 L 8,4.5"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unchecked"/>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="CommonStates">
                                            <vsm:VisualStateGroup.Transitions>
                                                <vsm:VisualTransition GeneratedDuration="0"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="MouseOver"/>
                                                <vsm:VisualTransition GeneratedDuration="00:00:00.1" To="Pressed"/>
                                            </vsm:VisualStateGroup.Transitions>
                                            <vsm:VisualState x:Name="Normal"/>
                                            <vsm:VisualState x:Name="MouseOver">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF3C7FB1"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowHoverFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#222"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Pressed">
                                                <Storyboard>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Stroke).(SolidColorBrush.Color)" To="#FF526C7B"/>
                                                    <DoubleAnimation BeginTime="0" Storyboard.TargetName="circle" Storyboard.TargetProperty="StrokeThickness" To="1.5"/>
                                                    <ObjectAnimationUsingKeyFrames Storyboard.TargetName="circle" Storyboard.TargetProperty="(Ellipse.Fill)">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderArrowPressedFill}"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                    <ColorAnimation BeginTime="0" Storyboard.TargetName="arrow" Storyboard.TargetProperty="(Path.Stroke).(SolidColorBrush.Color)" To="#FF003366"/>
                                                </Storyboard>
                                            </vsm:VisualState>
                                        </vsm:VisualStateGroup>
                                        <vsm:VisualStateGroup x:Name="FocusStates">
                                            <vsm:VisualState x:Name="Focused">
                                                <Storyboard>
                                                    <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="FocusVisualElement" Storyboard.TargetProperty="Visibility">
                                                        <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                                    </ObjectAnimationUsingKeyFrames>
                                                </Storyboard>
                                            </vsm:VisualState>
                                            <vsm:VisualState x:Name="Unfocused"/>
                                        </vsm:VisualStateGroup>
                                    </vsm:VisualStateManager.VisualStateGroups>
                                    <Border Padding="{TemplateBinding Padding}">
                                        <Grid Background="Transparent">
                                            <Grid.RowDefinitions>
                                                <RowDefinition Height="19"/>
                                                <RowDefinition Height="*"/>
                                            </Grid.RowDefinitions>
                                            <Grid HorizontalAlignment="Center" VerticalAlignment="Top">
                                                <Grid.RenderTransform>
                                                    <TransformGroup>
                                                        <TransformGroup.Children>
                                                            <TransformCollection>
                                                                <RotateTransform Angle="270" CenterX="9.5" CenterY="9.5"/>
                                                            </TransformCollection>
                                                        </TransformGroup.Children>
                                                    </TransformGroup>
                                                </Grid.RenderTransform>
                                                <Ellipse Fill="{StaticResource ExpanderArrowFill}" Height="19" HorizontalAlignment="Center" x:Name="circle" Stroke="DarkGray" VerticalAlignment="Center" Width="19"/>
                                                <Path Data="M 1,1.5 L 4.5,5 L 8,1.5" HorizontalAlignment="Center" x:Name="arrow" Stroke="#666" StrokeThickness="2" VerticalAlignment="Center"/>
                                            </Grid>
                                            <ContentPresenter Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}" Grid.Row="1" HorizontalAlignment="Center" Margin="0,4,0,0" x:Name="header" VerticalAlignment="Top"/>
                                        </Grid>
                                    </Border>
                                    <Rectangle IsHitTestVisible="false" x:Name="FocusVisualElement" Stroke="Green" StrokeDashArray="1 2" StrokeThickness="1" Visibility="Collapsed"/>
                                </Grid>
                            </ControlTemplate>
                        </Grid.Resources>
                        <vsm:VisualStateManager.VisualStateGroups>
                            <vsm:VisualStateGroup x:Name="CommonStates">
                                <vsm:VisualStateGroup.Transitions>
                                    <vsm:VisualTransition GeneratedDuration="0"/>
                                </vsm:VisualStateGroup.Transitions>
                                <vsm:VisualState x:Name="Normal"/>
                                <vsm:VisualState x:Name="Disabled">
                                    <Storyboard>
                                        <DoubleAnimation Duration="0" Storyboard.TargetName="DisabledVisualElement" Storyboard.TargetProperty="(UIElement.Opacity)" To="1"/>
                                    </Storyboard>
                                </vsm:VisualState>
                            </vsm:VisualStateGroup>
                            <vsm:VisualStateGroup x:Name="FocusStates">
                                <vsm:VisualState x:Name="Focused">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="FocusVisualElement" Storyboard.TargetProperty="Visibility">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                                <vsm:VisualState x:Name="Unfocused"/>
                            </vsm:VisualStateGroup>
                            <vsm:VisualStateGroup x:Name="ExpansionStates">
                                <vsm:VisualStateGroup.Transitions>
                                    <vsm:VisualTransition GeneratedDuration="0"/>
                                </vsm:VisualStateGroup.Transitions>
                                <vsm:VisualState x:Name="Collapsed"/>
                                <vsm:VisualState x:Name="Expanded">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpandSite" Storyboard.TargetProperty="Visibility">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="Visible"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                            </vsm:VisualStateGroup>
                            <vsm:VisualStateGroup x:Name="ExpandDirectionStates">
                                <vsm:VisualStateGroup.Transitions>
                                    <vsm:VisualTransition GeneratedDuration="0"/>
                                </vsm:VisualStateGroup.Transitions>
                                <vsm:VisualState x:Name="ExpandDown">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="rd1" Storyboard.TargetProperty="Height">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="cd0" Storyboard.TargetProperty="Width">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                                <vsm:VisualState x:Name="ExpandUp">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpanderButton" Storyboard.TargetProperty="Template">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderUpHeaderTemplate}"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpanderButton" Storyboard.TargetProperty="(Grid.Row)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="1"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpandSite" Storyboard.TargetProperty="(Grid.Row)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="0"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="rd0" Storyboard.TargetProperty="Height">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="cd0" Storyboard.TargetProperty="Width">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                                <vsm:VisualState x:Name="ExpandLeft">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpanderButton" Storyboard.TargetProperty="Template">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderLeftHeaderTemplate}"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpanderButton" Storyboard.TargetProperty="(Grid.Column)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="1"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpandSite" Storyboard.TargetProperty="(Grid.Row)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="0"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="rd0" Storyboard.TargetProperty="Height">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="cd0" Storyboard.TargetProperty="Width">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                                <vsm:VisualState x:Name="ExpandRight">
                                    <Storyboard>
                                        <ObjectAnimationUsingKeyFrames Storyboard.TargetName="ExpanderButton" Storyboard.TargetProperty="Template">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="{StaticResource ExpanderLeftHeaderTemplate}"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpandSite" Storyboard.TargetProperty="(Grid.Row)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="0"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="ExpandSite" Storyboard.TargetProperty="(Grid.Column)">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="1"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="rd0" Storyboard.TargetProperty="Height">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                        <ObjectAnimationUsingKeyFrames Duration="0" Storyboard.TargetName="cd1" Storyboard.TargetProperty="Width">
                                            <DiscreteObjectKeyFrame KeyTime="0" Value="*"/>
                                        </ObjectAnimationUsingKeyFrames>
                                    </Storyboard>
                                </vsm:VisualState>
                            </vsm:VisualStateGroup>
                        </vsm:VisualStateManager.VisualStateGroups>
                        <Border x:Name="Background" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" CornerRadius="3">
                            <Grid>
                                <Grid.RowDefinitions>
                                    <RowDefinition Height="Auto" x:Name="rd0"/>
                                    <RowDefinition Height="Auto" x:Name="rd1"/>
                                </Grid.RowDefinitions>
                                <Grid.ColumnDefinitions>
                                    <ColumnDefinition Width="Auto" x:Name="cd0"/>
                                    <ColumnDefinition Width="Auto" x:Name="cd1"/>
                                </Grid.ColumnDefinitions>
                                <ToggleButton Content="{TemplateBinding Header}" ContentTemplate="{TemplateBinding HeaderTemplate}" FontFamily="{TemplateBinding FontFamily}" FontSize="{TemplateBinding FontSize}" FontStretch="{TemplateBinding FontStretch}" FontStyle="{TemplateBinding FontStyle}" FontWeight="{TemplateBinding FontWeight}" Foreground="{TemplateBinding Foreground}" Grid.Column="0" Grid.Row="0" HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}" IsChecked="{TemplateBinding IsExpanded}" Margin="1" MinHeight="0" MinWidth="0" x:Name="ExpanderButton" Padding="{TemplateBinding Padding}" Template="{StaticResource ExpanderDownHeaderTemplate}" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"/>
                                <ContentControl Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}" FontFamily="{TemplateBinding FontFamily}" FontSize="{TemplateBinding FontSize}" FontStretch="{TemplateBinding FontStretch}" FontStyle="{TemplateBinding FontStyle}" FontWeight="{TemplateBinding FontWeight}" Foreground="{TemplateBinding Foreground}" Grid.Column="0" Grid.Row="1" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" x:Name="ExpandSite" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}" Visibility="Collapsed"/>
                            </Grid>
                        </Border>
                        <Border x:Name="DisabledVisualElement" IsHitTestVisible="false" Opacity="0" Background="#A5FFFFFF" CornerRadius="3"/>
                        <Border x:Name="FocusVisualElement" IsHitTestVisible="false" Visibility="Collapsed" BorderThickness="1" CornerRadius="3">
                            <Border.BorderBrush>
                                <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
                                    <GradientStop Color="#FFA3AEB9"/>
                                    <GradientStop Color="#FF8399A9" Offset="0.375"/>
                                    <GradientStop Color="#FF718597" Offset="0.375"/>
                                    <GradientStop Color="#FF617584" Offset="1"/>
                                </LinearGradientBrush>
                            </Border.BorderBrush>
                        </Border>
                    </Grid>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

</ResourceDictionary>